SEC Form 4 · accession 0000105770-26-000110
WEST PHARMACEUTICAL SERVICES INC · WST
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Annette F Favorite
Officer — Sr. VP & Chief HR Officer
Period of report
Sep 11, 2026
Accepted (ET)
Sep 15, 2026 · 4:37 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0000105770
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Sep 11, 2026 | M | 2,500 | $89.64 | A | 24,318 | D | |
| Common Stock | Sep 11, 2026 | S | 2,500 | $345.00 | D | 21,818 | D | |
| Common Stock | Sep 14, 2026 | M | 2,500 | $89.64 | A | 24,318 | D | |
| Common Stock | Sep 14, 2026 | S | 2,500 | $355.00 | D | 21,818 | D | |
| Common Stock | Sep 15, 2026 | M | 2,524 | $89.64 | A | 24,342 | D | |
| Common Stock | Sep 15, 2026 | S | 2,524 | $365.00 | D | 21,818 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F1 | $89.64 | Sep 11, 2026 | M | 2,500 | D | — | Feb 20, 2028 | Common Stock | 2,500 | 5,024 | D |
| Stock Option (Right to Buy)F1 | $89.64 | Sep 14, 2026 | M | 2,500 | D | — | Feb 20, 2028 | Common Stock | 2,500 | 2,524 | D |
| Stock Option (Right to Buy)F1 | $89.64 | Sep 15, 2026 | M | 2,524 | D | — | Feb 20, 2028 | Common Stock | 2,524 | 0 | D |
Explanation of responses
- F1This award granted on February 20, 2018 vested in four equal annual installments beginning on February 20, 2019.